Air Velocity Transmitter: Series AVUL DWYER

3% and 5% Models, Optional BACnet or Modbus Communication Protocols

The SERIES AVUL Air Velocity Transmitter quickly and accurately measures air velocity or volumetric flow in imperial or metric units.

Service:	Clean air and non-combustible, compatible gases
Range:	1000, 2000, 3000, 4000 FPM (5, 10, 15, 20 m/s); Field selectable.
Accuracy:	±(5% of reading + 0.2 m/s) or ±(3% of reading + 0.2 m/s) @ standard conditions, depending on model.
Temperature Limits:	32 to 122°F (0 to 50°C).
Power Requirements:	24 VDC ±20% or 24 VAC ±20%.
Humidity Limits:	5 to 95% RH, non-condensing.
Output Signals:	4 to 20 mA, 0 to 5 VDC, 0 to 10 VDC.
Response Time (90%):	10 seconds, typical
Zero & Span Adjustments:	Digital push buttons.
Output Load Resistance:	Current output: 0 to 1100 Ω max.; Voltage output: Minimum load resistance 1 kΩ.
Current Consumption:	60 mA max.
Display (optional):	5 digit LCD.
Electrical Connections (Analog):	Power and output: four wire removable
Communication (optional):	Connections: BACnet MS/TP or Modbus® RTU/ASCII:three wire removable European style terminal block for 16 to 26 AWG; Supported baud rates: 9600, 19200, 38400, 57600, 76800, 115200.
Device Load:	1/8th unit load.
Electrical Entry:	1/2˝ NPS thread. Accessory (A-151): Cable gland for 5 to 10 mm diameter cable.
Enclosure Rating:	NEMA 4X (IP66)
Mounting Orientation:	Flow direction must be parallel to the sensor tip.
Weight:	6.0 oz (160 g).
Agency Approval:	BTL,CE.